One vertex per element, one color per generator, with an edge from x to x·s.
(1,2)(3,11)(4,8)(5,9)(6,10)(7,13)(12,16)(14,15)(17,18,22,26,23,27,21,35)(19,28,31,24,29,39,36,37)(20,25,33,40,34,41,32,45)(30,42,44,38,43,48,46,47)(1,3,6,13)(2,7,10,11)(4,12,5,14)(8,15,9,16)(19,29)(24,37)(28,39)(30,43)(31,36)(38,47)(42,48)(44,46)(1,4,6,5)(2,8,10,9)(3,12,13,14)(7,15,11,16)(17,19)(18,24)(20,30)(21,36)(22,31)(23,29)(25,38)(26,39)(27,37)(28,35)(32,46)(33,44)(34,43)(40,48)(41,47)(42,45)(1,5,6,4)(2,9,10,8)(3,12,13,14)(7,15,11,16)(2,10)(7,11)(8,9)(15,16)(17,20,22,33,23,34,21,32)(18,25,26,40,27,41,35,45)(19,30,31,44,29,43,36,46)(24,38,39,48,37,47,28,42)A Cayley diagram is a choice, not a fact about the group. Another drawing of this group — in a book, or on a different generating set — may look nothing like this one.